MAT 108: Introduction to Abstract Mathematics
(3/18/26) This page is under construction. Most content below is copied over from an old course page and has not been updated yet!
Course information
Class Meetings
CRN 41160
Lectures: MWF 1:10-2:00 pm, Hart 1116
(I will not be holding discussions for this course, but we have been allotted Bainer 1134 for Tuesdays, 9-9:50. We can use this space as needed.)
Edited 2.5.26: Midterm exam moved to February 20, 2026 per students' request
The class calendar is my personal lesson planning calendar. Lesson plans are subject to change.
Course instructor:
Melissa Zhang
Instructor Office Hours:
MSB 2142, Tuesdays 1-2 pm and Thursdays 10-11 am.
See Canvas announcements for occasional modifications.
Textbook:
Algebraic Topology by Allen Hatcher
[Online Version]
Department syllabus for Mat215B: [link]
Homework
Homeworks are posted Saturdays and due Friday nights at 9 pm.
This homework is due on Monday, March 9th, instead of Friday.
Edit 2.2.26: Fixed Exercise 3 so that you don't have to compute first homology of the Hawaiian earrings.
Edit 1.17.26: Added problem about chain homotopic maps inducing the same map on homology; removed problem about mapping cones (will be on future HW).
Edit on 1.15.26: minor notation change in Exercise 6.
Lectures and Materials